During the Pleistocene epoch, plant communities changed dynamically in response to which mechanism?
a. a meteor impact
b. iridium in the soil
c. fluctuating climates
d. intense grazing pressure
e. competition with gymnosperms
c
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If a chromosome contains a mutation such that it cannot bind to the kinetochore complex, what would be the consequence?
A. That chromosome would not be able to be replicated. B. That chromosome would not be able to condense. C. That chromosome would not be able to bind to the mitotic spindle. D. That chromosome would not be able to interact with histone proteins. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about the kinetochore complex? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
There are often different methodologies that can be used to obtain the same information about a DNA
sequence.
Indicate whether the statement is true or false.Dissolved sugars are transported in:
a. cork cambium.
b. epidermis. c. pith. d. phloem. e. xylem
The absorption of fats differs from that of carbohydrates in that _____
A) fat absorption primarily occurs in the stomach, whereas carbohydrates are absorbed from the small intestine B) carbohydrates need to be emulsified before they can be digested, whereas fats do not C) most absorbed fat first enters the lymphatic system, whereas carbohydrates directly enter the blood D) fats, but not carbohydrates, are digested by bacteria before absorption